Thursday

April 17, 2014

April 17, 2014

Total # Posts: 181

**math**

Jayden wants to be a fast runner like his big brother, Isaac. Isaac encourages Jayden to do a “30 for 30” challenge. This would require Jayden to spend 30 minutes outside every day for 30 days doing some type of physical activity. In return, Isaac promises to do Jayd...

**Science**

I think it's limiting factors but I'm not sure..

**Science**

If changing conditions lead to decreased oxygen levels in the stream, the carrying capacity of the stream for the trout will decrease. Oxygen level in water is therefore a(n) _____________ with respect to the number of trout that a particular stream can support.

**Algebra, URGENT!!!**

1) The first leg of a right triangle is 6 cm longer than its second leg. If the hypotenuse has a length of 8 cm, find the exact lengths of the two legs. First Leg: Second Leg: 2) The length of a rectangle is 10 m longer than its width and the area of the rectangle is 480 m2. F...

**Trig**

a child puts beads on one spoke of a bicycle wheel. the tire has a diameter of 2ft. if the child rides so that the tire makes one full rotation every 15 sec, and the beads begin in the horizontal outward position, find an equation that models the position of the beads at time t.

**U.S history**

thank you so much for your help

**U.S history**

does anyone know any topic ideas for the turning point in america (1600s-1900s).PLZ I need help its a research title and i have no idea what to write about.

**math**

two step equations i dont understand

**Math**

if cosx equals square root 3 over 2, find sinx

**Telisis Prep**

The base of a rectangle is 6 inches greater than twice the height. The perimeter is 78 inches. Find the area.

**Math**

Thanks!

**Math**

What is the definition of Matrix?

**Mathematics**

3.7/2.4=y/8.2 multiply both sides by 8.2. 3.7/2.4*8.2=y (1.5416)(8.2)=y y=12.64

**Math**

442 people

**Mathematics**

48 parts

**AP CHEMISTRY**

Write a balanced equation for the neutralization of each of the following: H2SO4(aq) and NaOH(aq) HCl(aq) and Fe(OH)3(s) H2CO3(aq) and Mg(OH)2(s)

**math**

617.7778 degrees C the answer is B

**Physical Science Help, PLEASE!**

A marine weather station reports that waves along the shore at 10 seconds apart. The frequency of the waves is?

**Chemistry**

Am I doing this right? mol NaHCO3 = grams/molar mass = 1/85 = 0.0117647059*3=0.0352941176 mols citric acid = g/molar mass = 1/316 = .003164557*3=0.009493671 So, the second one is correct and is the limiting reactant. 0.009493671 mols CO2 x 44 CO2 = 0.417721524 = .42 grams CO2....

**Chemistry**

I am stuggling with my chemistry experiment. I am given thr following: The reaction of citric acid and sodium bicarbonate is written as H3C6H5O7(aq) + 3NaHCO3(aq) --> Na3C6H5O7(aq) + 3H2O(l) + 3CO2(g) 1.) Mass of cup A, water, and stirrer = 54.3 g 2.) Mass of sodium bicarbo...

**Chemistry**

Consider the following reaction. 2 HCl(aq) + Ba(OH)2(aq) BaCl2(aq) + 2 H2O(l) ΔH = -118 kJ Calculate the heat when 103.6 mL of 0.500 M HCl is mixed with 300.0 mL of 0.550 M Ba(OH)2. Assuming that the temperature of both solutions was initially 25.0°C and that the fina...

**Let f(x)=11/x+7 with the domain [-2,3]. Find the d**

Let f(x)=11/x+7 with the domain [-2,3]. Find the domain of f^-1.

**Trig**

Let f and g be two invertible functions such that f^-1(x)=5/x+4 and g(x)=4(x-2). Find f(g(5)). Show your steps please so I can see how to do it. Thank you! :)

**math**

Find a. fog b. gof c. fof d. gog f(x)=4-x g(x)=3x-5

**Math**

Jana took her 3 year old niece out for breakfast. The restaurant they went to was having a special where children under 4 received half off of their meal with the purchase of a regular priced meal. Drinks were not included in the special. If Jana’s meal was $10, her niece...

**Math**

How do i draw and label the demensions of all the rectangles you can make using the number of tiles equal to the number 14 on a grid paper?

**government**

Why is it fitting that Franklin D. Roosevelt formed the Executive office of president?

**Chemistry**

If 50.0 mL of methane gas at 75.5 degrees C is cooled to 5.45 degrees C, what would be its new volume?

**English **

I desperately need examples and quotes of land imagery from the play A Man For All Seasons by Robert Bolt. Please.

**Science**

so boundaries and rift valleys?

**Science**

Where can we see the result of plate movement?

**voc.**

that works..thanks

**voc.**

to be carried by a carriage or on horseback 4 letters

**Algebra**

If the side of a square are lengthened by 7cm, the area becomes 225cm^2. Please help me find the length of the original side! Thank you

**Algebra genius?**

Yikes, so K=0 and y=6? Help please..

**Algebra**

Thank you sir.

**English**

Can anyone tell me where in King Lear does GLoucester find out that Edmund made up the lies about Edgar? Would be greatly appriciated.

**English**

I have to write an essay due tomorrow about King Lear (which I haven't read), specifically about Gloucester and how he's a more tragic hero than Lear because he suffers more and dies wiser. I'm desperate, someone please help.

**chemistry**

Draw the titration curve of H2C6H6O6 (ascorbic acid, diprotic) titrated with NaOH.

**chemistry**

if not all the magnesium reacts, will the reported magnesium to oxigen ratio be too high or too low?

**phiscal science semester 2**

For the reaction C2H6+O2>CO2+H2O what are the coefficient to the chemical substance it goes with for balanced reactions?

**Science**

Do you have an example or format for a science project literary review?

**chemistry**

what is delta H for the formation of 12.9 g of Aluminum Oxide with 2 aluminum oxides as the reactant

**math**

how can i estimate in the first step of solving a division problem

**Math**

1 across and 16 down

**math**

810

**4th grade**

What is the answer if you have a nail NOT a FINGERNAIL butt A NAIL? What is the nearest cm and what is the neartest mm

**Complete predicates and subjects**

Complete subjects and predicates - Bailey, Monday, March 14, 2011 at 9:52pm Ms. Sue, would crustaceans be the Complete Sub and the rest of the sentence be the complete predicate? If a sentence has the verb are, can that be a complete predicate as well?

**Complete subjects and predicates**

Ms. Sue, would crustaceans be the Complete Sub and the rest of the sentence be the complete predicate? If a sentence has the verb are, can that be a complete predicate as well?

**Complete subjects and predicates**

what is the complete subject and complete predicate to : These crustaceans wait for feeding time at high tide.

**Math**

A cone and a square based pyramid have slant heights of 6 inches . The diameter for the cone and the base edge of the pyramid are both 8 inches. How would I find which space figure has the greater surface area

**Physics- Algebra based**

A diver springs upward from a board that is three meters above the water. At the instant she contacts the water her speed is 9.10 m/s and her body makes an angle of 80.0° with respect to the horizontal surface of the water. Determine her initial velocity, both magnitude an...

**science**

I'm having trouble with this homework question, I don't really trust sites like these but I don't have any other choice, so here it goes: The sound of speed in water(25 degrees Celsius) is traveling at 1,500m/s. How far can sound travel in water in 2.5 seconds if t...

**Pre-Algebra**

The rules for multipying and dividing both sides of an inequality do not mention zero. Explain why ???

**algebra**

What does x represent in this question 3x+-5=2x-12

**physics**

An 70.0 N box of clothes is pulled 24.0 m up a 30.0° ramp by a force of 115 N that points along the ramp. If the coefficient of kinetic friction between the box and ramp is 0.22, calculate the change in the box's kinetic energy.

**physics**

A 85.0 N grocery cart is pushed 13.0 m along an aisle by a shopper who exerts a constant horizontal force of 40.0 N. If all frictional forces are neglected and the cart starts from rest, what is the grocery cart's final speed

**4th grade math**

You have a nail not a finger nail but a nail what is the nearest cm and the nearest mm

**4th grade math**

You have a nail not a finger nail but a nail what is the nearest cm and the nearest mm

**Spanish**

1. Si, me gusta estudias 2.patineta es mejor en el verano debido a su cálida- Skateboarding is better in the summer because it is warm

**Math**

I need help the paper is due tomorrow!

**Math**

how do I multiply 3.0 by .25?

**physics**

65.0-kg person throws a .045kg snowball forward with a ground speed of 30.0 m/s. a second person with a mass of 60.0-kg catches the snowball. both people are on skates. the first person is intially moving forward wit ha speed of 2.50 m/s and the second person is initially at ...

**6th grade math**

Simple. There are 3/6 in 1/2 and 6 1/6 in 1 whole

**religion**

Why was religion a conflict between Israel and Palestine?

**History**

I know that but that doesn't answer my question. Thanks anyways.

**History**

No they were dealing with there colonies for something that they did. They wanted them to pay for the Tea Party. But I dont know why them treated them Harshly. Thanks anyways.

**History**

More harshly than all the other taxes and other things that Britain did to the colonies before the revolutionary war

**History**

I know that but why did they react more harshly?

**History**

Why did Britain react so differently and harshly after the boston tea party?

**Math**

An inheritance of $40,000 is invested in two municipal bonds which pay 6% and 7% simple annual interest. If the annual interest from both bonds is $2,550 how much is invested at each rate?

**Math**

Round off the answers to two decimal places. 535.71428571428 and 468. 75

**English**

What is overcoming problems an integral part of life?

**Math**

So if you do 60/3 you get 20. It's asking for three consecutive even integers whose sum is 60. If you get 20 the next one's would be 22 and 24 and that's 64? I'm confused

**Math**

Find three consecutive even integers whose sum is 60.

**Algebra**

Thank you very much...

**Algebra**

Find the LCM 35b^4c^5,7b^4c^4,10b^9c^3 Would the answer be 70?

**Math**

okay so I found the common denominator to be 42. So I think now I do 7t/42-3t/42=1/6.. is that right?

**9th grade**

i would like help understanding graphing quadratic functions? the steps for y=-x2-2x-2

**English**

This is set up for my interview class and I just need some help .. please and thank you. You are encountered with a guest who is upset and clearly has a complaint.. what do you do? & You see a co-worker receiving food without paying for it.. what do you do?

**another physics problem that i dont understnad..**

An 70.0 N box of clothes is pulled 24.0 m up a 30.0° ramp by a force of 115 N that points along the ramp. If the coefficient of kinetic friction between the box and ramp is 0.22, calculate the change in the box's kinetic energy.

**6th grade**

12d - 9 = 15d + 9

**algebra 2**

what is X???

**algebra 2**

I thought you would do guess and check but i have no idea

**algebra 2**

5^2x=3

**computers**

How does a computers benefit from having all in one computer security systems installed?

**Trigonometry**

I can't remember what formula to use for these. Note- the X's may be replaced by a theta symbol. I just didnt have one on my keyboard. Use the given information to find sin2X, cos2X and tan2X if 0< X <pi/2 1. sinX=12/13 2. cosX=3/5 3. tanX=2/3

**Science**

What kinds of animal cells might have a lot mitochondria present?

**math**

589

**math**

589

**san jac**

Who claimed that our subjection to pain and pleasure should be the foundation for our laws?

**math**

DO THE NUMBERS HAVE TO BE DIFFERENT??? BAILEY

**math**

OK thank you!!! Bailey :)

**math**

compare these decimals by choosing greater then, less then, or equal to. 0.205 and 0.21 0.04 and 0.050 0.41 and 0.405 0.1 and 0.1000 Thank you, BAILEY

**elementary social studies**

natural,capital and human resources are called the factors if what?

**Maths Differentiation**

Hi, please help! How do i do this? differentiate (2ax^2 + bx)/(bx^3 - cx)

**trig**

Is your question evaluate a given that log4/loga=0.321? if that's the case, then the answer is wrong.

**maths inequalities...**

Find the range of values of k for which the expression x^2 -4x + k will be positive for all real values of x. Hence state the range of values of x satisfying the inequality x^2 -4x + 7 > 0. For the first part, this is what i did: (-4)^2 - 4(k) > 0 k<4 but how do i do ...

**weird maths sum!!**

The questions is simply: Find the range of values of x for which x(2-x)<-15 This is what i did: x(2-x)+15<0 2x - x^2 + 15 < 0 -x^2 + 2x + 15 < 0 (x+3)(-x+15) < 0 -3<x<5 but when i check by subbing the number, say, 4 into x, the answer is always greater tha...

**algebra story problems**

You have a metal plate that you have drilled a hole into. The entire area enclosed by the metal plate is given by 5x^2 = 12x + 10 and the area of the hole is given by x^2+2. Write an expression for the area in factored form of the plate that is left after the hole is drilled.